2个交换机，使用双线堆叠
交换机一：
<H3C>sys
[H3C]irf member 1 priority 5
[H3C]interface Ten-GigabitEthernet 1/0/49
[H3C-Ten-GigabitEthernet1/0/49]shutdown
[H3C-Ten-GigabitEthernet1/0/49]interface Ten-GigabitEthernet 1/0/50
[H3C-Ten-GigabitEthernet1/0/50]shutdown
[H3C-Ten-GigabitEthernet1/0/50]quit
[H3C]irf-port 1/2
[H3C-irf-port1/2]port group interface Ten-GigabitEthernet 1/0/49
[H3C-irf-port1/2]port group interface Ten-GigabitEthernet 1/0/50
[H3C-irf-port1/2]quit
[H3C]interface Ten-GigabitEthernet 1/0/49
[H3C-Ten-GigabitEthernet1/0/49]undo shutdown
[H3C-Ten-GigabitEthernet1/0/49]interface Ten-GigabitEthernet 1/0/50
[H3C-Ten-GigabitEthernet1/0/50]undo shutdown
[H3C-Ten-GigabitEthernet1/0/50]quit
[H3C]save
[H3C]irf-port-configuration active
[H3C]display irf
MemberID Role Priority CPU-Mac Description
*+1 Master 5 28be-3424-0104 ---
--------------------------------------------------
* indicates the device is the master.
+ indicates the device through which the user logs in.
交换机二：
Press ENTER to get started.
<H3C>%Aug 8 09:04:50:929 2018 H3C SHELL/5/SHELL_LOGIN: Console logged in from con0.
<H3C>
<H3C>sys
[H3C]irf member 1 renumber 2
Renumbering the member ID may result in configuration change or loss. Continue?[Y/N]:y
[H3C]quit
<H3C>reboot
Press ENTER to get started.
<H3C>%Aug 8 09:07:17:161 2018 H3C SHELL/5/SHELL_LOGIN: Console logged in from con1.
<H3C>
<H3C>sys
[H3C]display irf
MemberID Role Priority CPU-Mac Description
*+2 Master 1 28be-3dcf-0204 ---
--------------------------------------------------
* indicates the device is the master.
+ indicates the device through which the user logs in.
[H3C]interface Ten-GigabitEthernet 2/0/49
[H3C-Ten-GigabitEthernet2/0/49]shutdown
[H3C-Ten-GigabitEthernet2/0/49]quit
[H3C]interface Ten-GigabitEthernet 2/0/50
[H3C-Ten-GigabitEthernet2/0/50]shut
[H3C-Ten-GigabitEthernet2/0/50]shutdown
[H3C-Ten-GigabitEthernet2/0/50]quit
[H3C]irf-port 2/1
[H3C-irf-port2/1]port group interface Ten-GigabitEthernet 2/0/49
You must perform the following tasks for a successful IRF setup:
Save the configuration after completing IRF configuration.
Execute the "irf-port-configuration active" command to activate the IRF ports.
[H3C-irf-port2/1]port group interface Ten-GigabitEthernet 2/0/50
[H3C-irf-port2/1]quit
[H3C]interface Ten-GigabitEthernet 2/0/49
[H3C-Ten-GigabitEthernet2/0/49]undo shutdown
[H3C-Ten-GigabitEthernet2/0/49]interface Ten-GigabitEthernet 2/0/50
[H3C-Ten-GigabitEthernet2/0/50]undo shutdown
[H3C-Ten-GigabitEthernet2/0/50]quit
[H3C]save
[H3C]irf-port-configuration active进入交换机1，dis irf link 可以看到结果是正确的
[H3C]display irf link
Member 1
IRF Port Interface Status
1 disable --
2 Ten-GigabitEthernet1/0/49 UP
Ten-GigabitEthernet1/0/50 UP
Member 2
IRF Port Interface Status
1 Ten-GigabitEthernet2/0/49 UP
Ten-GigabitEthernet2/0/50 UP
2 disable --
[H3C]dis irf
MemberID Role Priority CPU-Mac Description
*+1 Master 5 28be-3424-0104 ---
2 Standby 1 28be-3dcf-0204 ---
--------------------------------------------------
* indicates the device is the master.
+ indicates the device through which the user logs in.
The bridge MAC of the IRF is: 28be-3424-0100
Auto upgrade : yes
Mac persistent : 6 min
Domain ID : 0